Rounding Numbers: Nearest Hundred
In this rounding worksheet, students complete a total of 20 problems, rounding all numbers to the nearest hundreds. Reference web site address for more activities is given.
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Use Google Maps to Teach Math
Capture the engagement of young mathematicians with this upper-elementary math instructional activity on measuring time and distance. Using Google Maps, students first measure and compare the distance and time it takes to travel between...
3rd - 6th Math CCSS: Adaptable
Study Jams! Estimate Sums & Differences of Whole Numbers
Estimating is an essential skill used in everyday life. This presentation explains how to apply prior knowledge about rounding numbers to estimating sums and differences. Example problems and assessment include large numbers, making this...
4th - 6th Math CCSS: Adaptable
Find Benchmark Numbers Using a Number Line
The second of eight videos on rounding whole numbers to the nearest 10 or 100 describes how to use a number line to create benchmark numbers. A review of place value and counting by 10s starts off the lesson, followed by a discussion on...
5 mins 2nd - 4th Math CCSS: Designed